Preheat oven to 350 degrees F (175 degrees C).,Prick the ham with a fork. Place the pineapple slices on the ham, securing with toothpicks. Press the cloves into the ham. Place the ham in a baking dish with the water.,______,Bake the ham 1 hour and 30 minutes in the preheated oven. Baste frequently with the remaining butter and syrup mixture.,Remove the ham from heat, and drain pan drippings into a saucepan over medium heat. Cook and stir until thickened, and serve with the ham.